National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisonville Lawrence Smith Memorial Airport (KLRY)

Lat: 38.61°NLon: 94.34°WElev: 915ft.

Fair

77°F

25°C

Humidity 83%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Sep 1:55 am CDT
Extended Forecast for

Gunn City MO

  • Overnight

    Overnight: Clear, with a low around 72. Light south wind.

    Low: 72 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming west southwest around 5 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. Heat index values as high as 101. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

Detailed Forecast

Overnight
Clear, with a low around 72. Light south wind.
Thursday
Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming west southwest around 5 mph.
Thursday Night
Mostly clear, with a low around 70. Calm wind.
Friday
Sunny, with a high near 94. Heat index values as high as 101. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. Calm wind becoming south southwest around 6 mph after midnight.
Saturday
Sunny, with a high near 93.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Sunday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.
Monday
A chance of showers before 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gunn City MO
 38.68°N 94.15°W (Elev. 814 ft)
Last Update:
1:26 am CDT Sep 17, 2026
Forecast Valid:
2am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation